Column arm for lighting fixture



FIG. 1 is front perspective view of the column arm for lighting fixture.

FIG. 2 is a back perspective view of the arm.

FIG. 3 is a right side view of the arm, wherein the left side is a mirror image thereof; and,

FIG. 4 is a front view of the arm. 

The ornamental design for a column arm for lighting fixture, as shown and described. 